Pop star Pink has put her luxury Californian mansion on the market - for a cool $4 million (£2.4 million).The singer, real name Alecia Moore, originally purchased the Sherman Oaks property for $2 million (£1.2 million) in 2002, reports The Real Estalker. The sprawling estate boasts four bedrooms and four bathrooms, a swimming pool, a grotto-style hottub and a built-in barbecue centre. Pink has reportedly moved into a mansion in Malibu with her motocross partner Carey Hart and their two-month-old daughter, Willow.